/*
* Discard all currently held path structures on q0.
* and add all the ones on xq.
*/
static void preplace(qelem *q0, qelem *xq)
{
/*
* While the list is not empty,
* take the first element off the list
* and free it.
*/
while (q0->q_forw != q0) {
qelem *q = q0->q_forw;
rem_que(q);
pfree((path *) q);
}
while (xq->q_forw != xq) {
qelem *q = xq->q_forw;
rem_que(q);
ins_que(q, q0);
}
}
/*
* Free a map.
*/
void
mapc_free(mnt_map *m)
{
/*
* Decrement the reference count.
* If the reference count hits zero
* then throw the map away.
*/
if (m && --m->refc == 0) {
mapc_clear(m);
free((void *)m->map_name);
rem_que(&m->hdr);
free((void *)m);
}
}
